<template>
<div class="wrapper">
  <swiper :options="swiperOption" v-if="showSwiper">
    <swiper-slide v-for="item of list" :key="item.id">
      <img class="swiper-img" :src="item.imgUrl" alt="" />
    </swiper-slide>
    <div class="swiper-pagination" slot="pagination"></div>
  </swiper>
  </div>
</template>

<script>
export default {
  name: 'HomeSwiper',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOption: {
        pagination: '.swiper-pagination',
        loop: true
      }
    }
  },
  computed: {
    // 这里因为加载轮播图会直接显示最后一张，因为数据加载的问题
    // 这里设置了一下当数据加载完swiper再加载就可以解决这个问题
    showSwiper () {
      return this.list.length
    }
  }
}
</script>

<style lang="stylus" scoped>
.wrapper >>> .swiper-pagination-bullet-active
  background #ffffff
.wrapper
  overflow hidden
  width 100%
  height 0
  padding-bottom 38%
  .swiper-img
    width 100%;
</style>
